tonsen.dk
Last scanned: 2026-09-06 16:36:14  ·  893ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   141ms
NameserverIP addressesPTRASN / ISP
ns01.one.com 195.206.121.10
2001:67c:28cc::10		 ns01.one.com
ns01.one.com		 AS197495 One.com A/S
AS197495 One.com A/S
ns02.one.com 185.10.11.10
2001:67c:3c0::10		 ns02.one.com
ns02.one.com		 AS51468 One.com A/S
AS51468 One.com A/S
🌍 A Records1 records   107ms
IPTTLPTRASNISP / OrgCIDRCountryCity
87.62.103.3 600s 0x573e6703.static.cust.fastspeed.dk AS3292 TDC Holding A/S 87.62.0.0/15 🇩🇰 Denmark Fredericia
📧 MX Records1 records   115ms
PriorityTTLMail ServerIP addressesPTRASN
10 600s tonsen.dk 87.62.103.3 0x573e6703.static.cust.fastspeed.dk AS3292 TDC Holding A/S
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover87.62.103.3
🔶 Autoconfig87.62.103.3
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records2 records   257ms
TXT Record
v=spf1 include:_custspf.one.com ~all
v=spf1 ip4:87.62.103.3 include:_spf.google.com ~all
✉️ SPF
⚠ Multiple SPF records — RFC 7208 §4.5 violation (receivers must treat this as permerror)
PolicyRecord (tonsen.dk)
~all (soft fail) v=spf1 include:_custspf.one.com ~all
~all (soft fail) v=spf1 ip4:87.62.103.3 include:_spf.google.com ~all
📨 DMARC
PolicyRecord (_dmarc.tonsen.dk)
p=quarantine v=DMARC1; p=quarantine; pct=100;
📬 MTA-STS
✗ No MTA-STS policy — SMTP TLS not enforced
📈 TLSRPT
✗ No TLSRPT record — no SMTP TLS failure reporting
📜 CAA Records
✗ No CAA records — any CA may issue certificates
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC171ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026090401
Primary NS (MNAME)ns01.one.com
Responsible (RNAME)hostmaster@one.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
141ms
A
107ms
MX
115ms
AAAA
112ms
TXT
257ms
CAA
118ms
HTTPS
115ms
TLSA
112ms
SOA
0ms
MTA-STS
219ms
DNSSEC
171ms
SRV
209ms
Total
893ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-09-06 16:36:14 893ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-06 23:17:36 814ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-08 15:41:49 1134ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-03 12:08:31 3946ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-17 12:17:18 904ms 2 NS 1 A 1 MX 🔒 Secure View
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